This is a waterproof protective case for the Apple Watch. Thank you for viewing. 【Product Description】 This product solves the problem of water entering the watch when washing hands or sweating. This product has waterproof tape applied between the watch body and the case, making it difficult for water to enter even if it gets wet. 【Compatible Models】 40mm * Changes to a different product are not possible after purchase. Please be careful not to make a mistake with the model. 【Material/Size】 Material: Polycarbonate material, Tempered glass. Size: 40mm 【Color】 Black * The size of the Apple Watch varies depending on the model. Please be sure to check the size of your Apple Watch before purchasing. 【Shipping】 Free shipping. We will ship carefully, although it will be in simple packaging.